Form 1 NATIONAL RAILROAD ADJUSTMENT BOARD Award No. 28550
 THIRD DIVISION Docket No. MS-28906
 90-3-89-3-427
 The Third Division consisted of the regular members and in
 addition Referee James E. Mason when award was rendered.

 (Eugene Carter II PARTIES TO DISPUTE:

STATEMENT OF CLAIM:

 "Under the Railway Labor Act, Rule I, Sec. 3, Title 45. Carrier acted unjustly and violated claimant; grievant when he was dismissed Aug. 31, 1984."

 FINDINGS:
The Third Division of the Adjustment Board upon the whole record and all the evidence, finds that:

 The carrier or carriers and the employe or employes involved in this dispute are respectively carrier and employes within the meaning of the Railway Labor Act as approved June 21, 1934.

 This Division of the Adjustment Board has jurisdiction over the dispute involved herein.

The Statement of Claim in this Docket was also the Statement of Claim in Case No. 87, Award No. 87 of Public Law Board No. 3577. That Public Law Board ruled that the Carrier did not act improperly in dismissing the Claimant.

 This Board has consistently and repeatedly followed the res judicata principle that a matter, once judicially decided, is finally decided. See Third Division Awards 20455, 18315, 18126 and 17058 in support of this principle. Our Award in this the Claim as presented here. It has already been heard and decided.


Form 1 Award No. 28550
 Page 2 Docket No. MS-28906
 90-3-89-3-427
 NATIONAL RAILROAD ADJUSTMENT BOARD
 By Order of Third Division

 Attest: /
 agcy J. ])v -Executive Secretary